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<FONT color="green">001</FONT>    package edu.hawaii.duedates;<a name="line.1"></a>
<FONT color="green">002</FONT>    <a name="line.2"></a>
<FONT color="green">003</FONT>    import java.util.List;<a name="line.3"></a>
<FONT color="green">004</FONT>    import java.util.ArrayList;<a name="line.4"></a>
<FONT color="green">005</FONT>    import edu.hawaii.duedates.libraries.UhManoaLibraryQuery;<a name="line.5"></a>
<FONT color="green">006</FONT>    <a name="line.6"></a>
<FONT color="green">007</FONT>    /**<a name="line.7"></a>
<FONT color="green">008</FONT>     * Command line parser class.<a name="line.8"></a>
<FONT color="green">009</FONT>     * <a name="line.9"></a>
<FONT color="green">010</FONT>     * @author Daniel Tian<a name="line.10"></a>
<FONT color="green">011</FONT>     * @author Aric West<a name="line.11"></a>
<FONT color="green">012</FONT>     * <a name="line.12"></a>
<FONT color="green">013</FONT>     */<a name="line.13"></a>
<FONT color="green">014</FONT>    public class CommandLineParser {<a name="line.14"></a>
<FONT color="green">015</FONT>      private final List&lt;LenderQuery&gt; lenderList;<a name="line.15"></a>
<FONT color="green">016</FONT>      private final String[] args;<a name="line.16"></a>
<FONT color="green">017</FONT>      private LenderQuery lender;<a name="line.17"></a>
<FONT color="green">018</FONT>      List&lt;String&gt; fieldList = new ArrayList&lt;String&gt;();<a name="line.18"></a>
<FONT color="green">019</FONT>      /**<a name="line.19"></a>
<FONT color="green">020</FONT>    <a name="line.20"></a>
<FONT color="green">021</FONT>       * Constructor. Goes through all the command-line arguments and creates instances of all the<a name="line.21"></a>
<FONT color="green">022</FONT>       * lender classes and passes the proper fields to them.<a name="line.22"></a>
<FONT color="green">023</FONT>       * <a name="line.23"></a>
<FONT color="green">024</FONT>       * @param theArgs the arguments from the command line<a name="line.24"></a>
<FONT color="green">025</FONT>       */<a name="line.25"></a>
<FONT color="green">026</FONT>      public CommandLineParser(String[] theArgs) {<a name="line.26"></a>
<FONT color="green">027</FONT>        lenderList = new ArrayList&lt;LenderQuery&gt;();<a name="line.27"></a>
<FONT color="green">028</FONT>        this.args = theArgs.clone();<a name="line.28"></a>
<FONT color="green">029</FONT>      }<a name="line.29"></a>
<FONT color="green">030</FONT>    <a name="line.30"></a>
<FONT color="green">031</FONT>      /**<a name="line.31"></a>
<FONT color="green">032</FONT>       * Parses command-line arguments and instantiates the proper classes.<a name="line.32"></a>
<FONT color="green">033</FONT>       * <a name="line.33"></a>
<FONT color="green">034</FONT>       * @throws Exception thrown if the number of fields is not the same as what the class expected<a name="line.34"></a>
<FONT color="green">035</FONT>       */<a name="line.35"></a>
<FONT color="green">036</FONT>      public void parseArguments() throws Exception {<a name="line.36"></a>
<FONT color="green">037</FONT>        if (args.length &gt; 0) {<a name="line.37"></a>
<FONT color="green">038</FONT>          for (int i = 0; i &lt; args.length; i++) {<a name="line.38"></a>
<FONT color="green">039</FONT>            if (args[i++].equals("-uhm")) {<a name="line.39"></a>
<FONT color="green">040</FONT>              while (i &lt; args.length &amp;&amp; !args[i].startsWith("-")) {<a name="line.40"></a>
<FONT color="green">041</FONT>                fieldList.add(args[i++]);<a name="line.41"></a>
<FONT color="green">042</FONT>              }<a name="line.42"></a>
<FONT color="green">043</FONT>    <a name="line.43"></a>
<FONT color="green">044</FONT>              lender = new UhManoaLibraryQuery();<a name="line.44"></a>
<FONT color="green">045</FONT>    <a name="line.45"></a>
<FONT color="green">046</FONT>              if (fieldList.size() == lender.getExpectedFieldLength()) {<a name="line.46"></a>
<FONT color="green">047</FONT>                lender.setFields(fieldList);<a name="line.47"></a>
<FONT color="green">048</FONT>              }<a name="line.48"></a>
<FONT color="green">049</FONT>              else {<a name="line.49"></a>
<FONT color="green">050</FONT>                throw new Exception("The library -uhm expected " + lender.getExpectedFieldLength()<a name="line.50"></a>
<FONT color="green">051</FONT>                    + " fields but got " + fieldList.size() + " instead.");<a name="line.51"></a>
<FONT color="green">052</FONT>              }<a name="line.52"></a>
<FONT color="green">053</FONT>    <a name="line.53"></a>
<FONT color="green">054</FONT>              lenderList.add(lender);<a name="line.54"></a>
<FONT color="green">055</FONT>              fieldList.clear();<a name="line.55"></a>
<FONT color="green">056</FONT>            }<a name="line.56"></a>
<FONT color="green">057</FONT>            else {<a name="line.57"></a>
<FONT color="green">058</FONT>              System.out.println("No command-line arguments provided.");<a name="line.58"></a>
<FONT color="green">059</FONT>            }<a name="line.59"></a>
<FONT color="green">060</FONT>          }<a name="line.60"></a>
<FONT color="green">061</FONT>        }<a name="line.61"></a>
<FONT color="green">062</FONT>      }<a name="line.62"></a>
<FONT color="green">063</FONT>    <a name="line.63"></a>
<FONT color="green">064</FONT>      /**<a name="line.64"></a>
<FONT color="green">065</FONT>       * Returns the list of instantiated lenders.<a name="line.65"></a>
<FONT color="green">066</FONT>       * <a name="line.66"></a>
<FONT color="green">067</FONT>       * @return The list of instantiated lenders.<a name="line.67"></a>
<FONT color="green">068</FONT>       * @throws Exception thrown if the number of fields is not the same as what the class expected<a name="line.68"></a>
<FONT color="green">069</FONT>       */<a name="line.69"></a>
<FONT color="green">070</FONT>      public List&lt;LenderQuery&gt; getLenderList() throws Exception {<a name="line.70"></a>
<FONT color="green">071</FONT>        this.parseArguments();<a name="line.71"></a>
<FONT color="green">072</FONT>        <a name="line.72"></a>
<FONT color="green">073</FONT>        return lenderList;<a name="line.73"></a>
<FONT color="green">074</FONT>      }<a name="line.74"></a>
<FONT color="green">075</FONT>    }<a name="line.75"></a>




























































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